Loop strap



FIG. 1 is a front right side perspective view of a loop strap showing my new design;

FIG. 2 is a another front right side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof. 

CLAIM The ornamental design for a loop strap, as shown and described. 